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The Nealon Equation |
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y = (A*sin(B*x+C) + D*sin(E*x+F) + G*sin(H*x+I) + J*sin(K*x+L)) * (M + N*x + O*x^2 + P*x^3 + Q*x^4) * atan(R*x) * atan(S*(BL-x)) |
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Martin OM / 000 |
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y = (A*sin(B*x+C)+D*sin(E*x+F)+G*sin(H*x+I)+J*sin(K*x+L))*(M+N*x+O*x^2+P*x^3+Q*x^4)*atan(R*x)*atan(S*(19.35-x)) |
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Graphed in “Graph” |
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Calculated curve |
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Body mold is from the Martin Company. I laid the mold onto a piece of graph paper and drew the outline. One hundred ninety eight data points later, voilà: |
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Martin OM / 000 |
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A |
-0.06393446 |
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B |
-0.7410887 |
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C |
1.180973 |
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D |
-1.24886 |
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E |
0.3187446 |
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F |
-0.8305975 |
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G |
2.352912 |
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H |
-0.1870003 |
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I |
3.40192 |
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J |
-0.01303915 |
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K |
1.349344 |
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L |
4.32767 |
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M |
5.228206 |
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N |
-0.4099881 |
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O |
-0.000250234 |
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P |
0.0007021002 |
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Q |
0 |
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R |
18.26765 |
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S |
18.1965 |
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BL |
19.35 |
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A B C D E F G H I J K L M N O P Q R S BL |
-0.06393446 -0.7410887 1.180973 -1.24886 0.3187446 -0.8305975 2.352912 -0.1870003 3.40192 -0.01303915 1.349344 4.32767 5.228206 -0.4099881 -0.000250234 0.0007021002 0 18.26765 18.1965 19.35 |
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A = -0.06393446 |
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B = -0.7410887 |
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C = 1.180973 |
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D = -1.24886 |
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E = 0.3187446 |
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F = -0.8305975 |
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G = 2.352912 |
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H = -0.1870003 |
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I = 3.40192 |
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J = -0.01303915 |
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K = 1.349344 |
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L = 4.32767 |
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M = 5.228206 |
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N = -0.4099881 |
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O = -0.000250234 |
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P = 0.0007021002 |
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Q = 0 |
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R = 18.26765 |
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S = 18.1965 |
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BL = 19.35 |
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